Citation - Chan, L. M., & Zeng, M. L. (2006). Metadata Interoperability and Standardization–A Study of Methodology Part I: Achieving Interoperability at the Schema Level. D-Lib Magazine, 12(6). http://www.dlib.org/dlib/june06/chan/06chan.html
Keyword - Metadata
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file link - Google Schloar, XXC